@article{madotto2020continual,
  title={Continual Learning in Task-Oriented Dialogue Systems},
  author={Madotto, Andrea and Lin, Zhaojiang and Zhou, Zhenpeng and Moon, Seungwhan and Crook, Paul and Liu, Bing and Yu, Zhou and Cho, Eunjoon and Wang, Zhiguang},
  journal={arXiv preprint arXiv:2012.15504},
  year={2020}
}